diff --git a/boards.txt b/boards.txt
index 88a7143..e65953c 100644
--- a/boards.txt
+++ b/boards.txt
@@ -1,6 +1,7 @@
 ##############################################################
 
 uno.name=Arduino Uno
+uno.platform=avr
 uno.upload.protocol=stk500
 uno.upload.maximum_size=32256
 uno.upload.speed=115200
@@ -19,7 +20,7 @@ uno.build.pins=standard
 ##############################################################
 
 atmega328.name=Arduino Duemilanove or Nano w/ ATmega328
-
+atmega328.platform=avr
 atmega328.upload.protocol=stk500
 atmega328.upload.maximum_size=30720
 atmega328.upload.speed=57600
@@ -40,7 +41,7 @@ atmega328.build.pins=standard
 ##############################################################
 
 diecimila.name=Arduino Diecimila, Duemilanove, or Nano w/ ATmega168
-
+diecimila.platform=avr
 diecimila.upload.protocol=stk500
 diecimila.upload.maximum_size=14336
 diecimila.upload.speed=19200
@@ -61,7 +62,7 @@ diecimila.build.pins=standard
 ##############################################################
 
 mega2560.name=Arduino Mega 2560
-
+mega2560.platform=avr
 mega2560.upload.protocol=stk500v2
 mega2560.upload.maximum_size=258048
 mega2560.upload.speed=115200
@@ -82,7 +83,7 @@ mega2560.build.pins=mega
 ##############################################################
 
 mega.name=Arduino Mega (ATmega1280)
-
+mega.platform=avr
 mega.upload.protocol=stk500
 mega.upload.maximum_size=126976
 mega.upload.speed=57600
@@ -103,7 +104,7 @@ mega.build.pins=mega
 ##############################################################
 
 mini.name=Arduino Mini
-
+mini.platform=avr
 mini.upload.protocol=stk500
 mini.upload.maximum_size=14336
 mini.upload.speed=19200
@@ -124,7 +125,7 @@ mini.build.pins=standard
 ##############################################################
 
 fio.name=Arduino Fio
-
+fio.platform=avr
 fio.upload.protocol=stk500
 fio.upload.maximum_size=30720
 fio.upload.speed=57600
@@ -145,7 +146,7 @@ fio.build.pins=standard
 ##############################################################
 
 bt328.name=Arduino BT w/ ATmega328
-
+bt328.platform=avr
 bt328.upload.protocol=stk500
 bt328.upload.maximum_size=28672
 bt328.upload.speed=19200
@@ -167,7 +168,7 @@ bt328.build.pins=standard
 ##############################################################
 
 bt.name=Arduino BT w/ ATmega168
-
+bt.platform=avr
 bt.upload.protocol=stk500
 bt.upload.maximum_size=14336
 bt.upload.speed=19200
@@ -189,7 +190,7 @@ bt.build.pins=standard
 ##############################################################
 
 lilypad328.name=LilyPad Arduino w/ ATmega328
-
+lilypad328.platform=avr
 lilypad328.upload.protocol=stk500
 lilypad328.upload.maximum_size=30720
 lilypad328.upload.speed=57600
@@ -210,7 +211,7 @@ lilypad328.build.pins=standard
 ##############################################################
 
 lilypad.name=LilyPad Arduino w/ ATmega168
-
+lilypad.platform=avr
 lilypad.upload.protocol=stk500
 lilypad.upload.maximum_size=14336
 lilypad.upload.speed=19200
@@ -231,7 +232,7 @@ lilypad.build.pins=standard
 ##############################################################
 
 pro5v328.name=Arduino Pro or Pro Mini (5V, 16 MHz) w/ ATmega328
-
+pro5v328.platform=avr
 pro5v328.upload.protocol=stk500
 pro5v328.upload.maximum_size=30720
 pro5v328.upload.speed=57600
@@ -252,7 +253,7 @@ pro5v328.build.pins=standard
 ##############################################################
 
 pro5v.name=Arduino Pro or Pro Mini (5V, 16 MHz) w/ ATmega168
-
+pro5v.platform=avr
 pro5v.upload.protocol=stk500
 pro5v.upload.maximum_size=14336
 pro5v.upload.speed=19200
@@ -273,7 +274,7 @@ pro5v.build.pins=standard
 ##############################################################
 
 pro328.name=Arduino Pro or Pro Mini (3.3V, 8 MHz) w/ ATmega328
-
+pro328.platform=avr
 pro328.upload.protocol=stk500
 pro328.upload.maximum_size=30720
 pro328.upload.speed=57600
@@ -294,7 +295,7 @@ pro328.build.pins=standard
 ##############################################################
 
 pro.name=Arduino Pro or Pro Mini (3.3V, 8 MHz) w/ ATmega168
-
+pro.platform=avr
 pro.upload.protocol=stk500
 pro.upload.maximum_size=14336
 pro.upload.speed=19200
@@ -315,7 +316,7 @@ pro.build.pins=standard
 ##############################################################
 
 atmega168.name=Arduino NG or older w/ ATmega168
-
+atmega168.platform=avr
 atmega168.upload.protocol=stk500
 atmega168.upload.maximum_size=14336
 atmega168.upload.speed=19200
@@ -336,7 +337,7 @@ atmega168.build.pins=standard
 ##############################################################
 
 atmega8.name=Arduino NG or older w/ ATmega8
-
+atmega8.platform=avr
 atmega8.upload.protocol=stk500
 atmega8.upload.maximum_size=7168
 atmega8.upload.speed=19200
diff --git a/cores/arduino/HardwareSerial.cpp b/cores/arduino/HardwareSerial.cpp
index d6d7b60..db6b149 100644
--- a/cores/arduino/HardwareSerial.cpp
+++ b/cores/arduino/HardwareSerial.cpp
@@ -278,6 +278,8 @@ void HardwareSerial::begin(unsigned long baud)
     use_u2x = false;
   }
 #endif
+
+try_again:
   
   if (use_u2x) {
     *_ucsra = 1 << _u2x;
@@ -286,6 +288,12 @@ void HardwareSerial::begin(unsigned long baud)
     *_ucsra = 0;
     baud_setting = (F_CPU / 8 / baud - 1) / 2;
   }
+  
+  if ((baud_setting > 4095) && use_u2x)
+  {
+    use_u2x = false;
+    goto try_again;
+  }
 
   // assign the baud_setting, a.k.a. ubbr (USART Baud Rate Register)
   *_ubrrh = baud_setting >> 8;
diff --git a/platforms.txt b/platforms.txt
new file mode 100755
index 0000000..d946b82
--- /dev/null
+++ b/platforms.txt
@@ -0,0 +1,64 @@
+#########Compiler Recipe#################################
+##compile c object files
+##Default.recipe, overide if overide exists, these defauls should remain the same, if you need to change them do it as an overide.
+
+#default.recipe.c.o.pattern={0}{1}|{2}|{3}{4}|-DF_CPU={5}|-D{6}={7}|{8}|{9}|-o|{10}
+#default.recipe.cpp.o.pattern={0}{1}|{2}|{3}{4}|-DF_CPU={5}|-D{6}={7}|{8}|{9}|-o|{10}
+#default.recipe.ar.pattern={0}{1}|{2}|{3}{4}|{5}
+#default.recipe.c.combine.pattern={0}{1}|{2}|{3}{4}|-o|{5}{6}.elf|{7}|{8}|-L{9}|-lm
+#default.recipe.objcopy.eep.pattern={0}{1}|{2}|{3}.elf|{4}.eep
+#default.recipe.objcopy.hex.pattern={0}{1}|{2}|{3}.elf|{4}.hex
+
+########avr compile pattern ##########
+#avr.recipe.c.o.pattern={0=compiler.path}{1=compiler.c.cmd}{2=compiler.c.flags}{3=compiler.cpudef}{4=build.mcu}-DF_CPU={5=build.f_cpu}-D{7=ARDUINO}={6=Base.REVISION}{7=-I/INCLUDE_PATHS} {8=SOURCE_NAME} -o{9=OBJECT_NAME}
+#object name seems to have build path in it.
+avr.recipe.c.o.pattern={0}{1}|{2}|{3}{4}|-DF_CPU={5}|-D{6}={7}|{8}|{9}|-o|{10}
+
+
+##compile cc object files
+#avr.recipe.cc.o.pattern={0=compiler.path}{1=compiler.cc.cmd}{2=compiler.c.flags}{3=compiler.cpudef}{4=build.mcu}-DF_CPU={5=build.f_cpu}-DARDUINO={6=Base.REVISION}{-7=I/INCLUDE_PATHS} {8=SOURCE_NAME} -o{9=BUILD_PATH}{10=OBJECT_NAME}
+avr.recipe.cpp.o.pattern={0}{1}|{2}|{3}{4}|-DF_CPU={5}|-D{6}={7}|{8}|{9}|-o|{10}
+##create archives
+#avr.recipe.ar.pattern={0=compiler.path}{1=compiler.ar.cmd}{2=compiler.ar.flags}{3=BUILD_PATH}{4=CORE_NAME=core.a}{5=BUILD_PATH}{6=OBJECT_NAME}
+avr.recipe.ar.pattern={0}{1}|{2}|{3}{4}|{5}
+
+##combine gc-sections| archives, and objects
+#avr.recipe.c.combine.pattern={0=compiler.path}{1=compiler.c.cmd}{2=compiler.combine.flags}{3=compiler.cpudef}{4=build.mcu} -o {5=BUILD_PATH}{6=SOURCE_NAME}.elf {7=BUILD_PATH}{8=SOURCE_NAME}.o {9=BUILD_PATH}{10=CORE_NAME=core.a} -L{11=BUILD_PATH} -lm
+#avr.recipe.c.combine.pattern={0}{1}|{2}|{3}{4}|-o|{5}{6}.elf|{7}{8}|{9}|-L{10}|-lm
+avr.recipe.c.combine.pattern={0}{1}|{2}|{3}{4}|-o|{5}{6}.elf|{7}|{8}|-L{9}|-lm
+
+##create eeprom
+#avr.recipe.objcopy.eep.pattern={0=compiler.path}{1=compiler.objcopy.cmd}{2=compiler.objcopy.eep.flags} {3=BUILD_PATH}{4=SOURCE_NAME}.elf {5=BUILD_PATH}{6=SOURCE_NAME}.eep
+avr.recipe.objcopy.eep.pattern={0}{1}|{2}|{3}.elf|{4}.eep
+
+##create hex
+#avr.recipe.objcopy.hex.pattern={0=compiler.path}{1=compiler.objcopy.cmd}{2=compiler.objcopy.elf.flags} {3=BUILD_PATH}{4=SOURCE_NAME}.elf {5=BUILD_PATH}{6=SOURCE_NAME}.hex
+avr.recipe.objcopy.hex.pattern={0}{1}|{2}|{3}.elf|{4}.hex
+
+
+
+########################################################
+avr.name=Arduino
+#avr.compiler.path Official default is correct, only need to change this if you want to overide the initial default
+#avr.compiler.path={0}/hardware/tools/avr/bin/
+avr.compiler.c.cmd=avr-gcc
+avr.compiler.c.flags=|-c|-g|-Os|-w|-ffunction-sections|-fdata-sections
+avr.compiler.c.elf.flags=|-Os|-Wl|--gc-sections
+avr.compiler.c.elf.cmd=avr-gcc
+avr.compiler.S.flags=|-c|-g|-assembler-with-cpp
+avr.compiler.cpp.cmd=avr-g++
+avr.compiler.cpp.flags=|-c|-g|-Os|-w|-fno-exceptions|-ffunction-sections|-fdata-sections
+avr.compiler.ar.cmd=avr-ar
+avr.compiler.ar.flags=rcs
+avr.compiler.objcopy.cmd=avr-objcopy
+avr.compiler.objcopy.eep.flags=|-O|ihex|-j|.eeprom|--set-section-flags=.eeprom=alloc,load|--no-change-warnings|--change-section-lma|.eeprom=0
+avr.compiler.elf2hex.flags=|-O|ihex|-R|.eeprom
+avr.compiler.elf2hex.cmd=avr-objcopy
+avr.compiler.ldflags=
+avr.compiler.cpudef=-mmcu=
+avr.compiler.upload.cmd=
+avr.compiler.upload.flags=
+avr.compiler.define=-DARDUINO=
+avr.library.path=./hardware/arduino/cores/arduino
+avr.library.core.path=./libraries
+